Re: tab-bar: Defining another mouse-button binding?

[Eli Zaretskii]

> From: Juri Linkov <juri@linkov.net>
> Cc: adam@alphapapa.net,  emacs-devel@gnu.org
> Date: Thu, 09 Sep 2021 22:19:34 +0300
> 
> >> >> to drag a tab by mouse-1
> >> >
> >> > works, but feels strange, because we don't really drag the button: it
> >> > is never shown in an intermediate position while dragging.  I wonder
> >> > whether we should advertise such a strange "dragging".
> >> 
> >> There is no indication during dragging, and currently I have no idea
> >> how to shown an intermediate indication, but at the end it works,
> >> so maybe this could be explained in the documentation.
> >
> > What would you like to explain there?
> 
> That there is no indication during dragging, but at the point of
> releasing the mouse button, the tab is moved here.

That doesn't need to be explained, people can see it.  I just don't
think we can call this "dragging the tabs", because that's not how
this looks in other applications, and people will be disappointed.

> >> >> and also wheel-left/wheel-right to switch to the next/previous tab,
> >> >> and S-wheel-left/wheel-right to move the tab.
> >> >
> >> > This doesn't work, neither on GUI frames nor on TTY frames.  I get an
> >> > error message about "<nil> <mouse-wheel> is undefined".
> >>
> >> Does the mouse wheel work on a tab-line?
> >
> > No, it doesn't, AFAICT.
> 
> Then could you please send both event names of <mouse-wheel>
> for both directions of mouse wheel scrolling.

I don't understand: I just told you, above, what events are sent in
this case.  is that not what you are asking about?